In the Beginning 1890-1900
The story of the sound recording industry is mostly a story of musical entertainment on phonograph
discs for the whole period from the invention of the phonograph in 1877 to about the 1950s, when ne
Significance, Production, and Survival
Association for Recorded Sound Collections
This document is a response to requests for comments and data that
might help to inform the National Recorded Sound Preservation Study.
THE KEYS TO UNDERSTANDING THE FUTURE THOMAS EDISONS PHONOGRAPH vs.
EMiLE BERLINERS GRAMOPHONE
Thomas Edison's phonograph is a simple
machine that employs a needle and rotating cylinder to
'capture' and 'store' sound. The complete device is
Vol. 1 No. 1 April 2002
By the World of Gramophones
The Birth of the Recording Industry
by: Allen Koenigsberg
The U.S. Patent Office was linked in many ways with the history of the phonograph, but none
more curious than an incident tha
The Victor Record Pages
A Camden Chronology
The Evolution of the Victor Talking Machine
Company Complex (1899 1929)
By Allan Sutton, based on Harry Sooy s Memoirs
The Victor Talking Machine Company had its roots in Eldridge R. Johnson s machine
1. A sound wave is made up of a series of.
2. SPL refers to
What is the Unit of Measure ?
3. The threshold of hearing is
4. Who is Emile Berliner?
5. A440 means what?
6. What is meant by the Life Cycle of a sound?
7. Describe ti
Test #2 Material
Use your textbooks, Powerpoints, and class lectures, and even the web, to answer all of the
questions. Be thorough, research, and double check your answers.
1. What is the primary difference between capacitor and moving coi
AET1380 Test #4 Review
1. Quantization represents
2. Sampling represents.
3. Harry Nyquist discovered
4. In analog recording, frequency is the
5. MDM recorders are distinguished by the
6. A 16 bit word uses approximately
7. All the binary di
AET1380 Test #3 Review
Test #3 covers; Analog Recording; History of the Tape Recorder; Les Paul; CH 11
Signal Processors & Birth of the LP, Ch 8 Consoles & Mixers,. Refer to the text
book, handouts, and presentations on line.
1. When was the first
Acoustics-the science of sound
Sound reflects off of surfaces at an angel equal and opposite to the angle of incidence
Predictable result involving smooth, concave, and convex surfaces
Multiple reflections and buildup (wall-floor intersections
Launch Pro Tools from Spotlight
Cmd-Space - Pro Tools
Switch between open applications
Create New Session
Open Most recent, or Reopen current Session
Quit Pro Tools
What Is Sound?
Physically, sound is a disturbance
of molecules caused by vibrations
transmitted through an elastic
medium (air), and the interaction
of those vibrations with that
According to a psychologist,
sound is a human response.
Music Production / Mic Techniques
Music Production / Mic Techniques
2 Microphones / Stereo
Creating Space /
Everyone has at least one
They all sound different
Which one is Best?
The Loudspeaker is
the last link of the sound chain.
a device that helps us evaluate
the quality of every sound.
a moving coil.
What is a Microphone?
Much like a Speaker in reverse
Parts of a Microphone
the diaphragm that is stretched over
the coil, ribbon, or plates, along with other
parts to complete the transducing process
Perception of Sound
Humans with exceptional hearing are capable
of hearing frequencies from 20 Hz to 20,000
Hz (or abbreviated, 20Hz to 20kHz).
Frequencies above 20kHz are considered
Frequencies below 20 Hz are considered
Digital Audio Part 2
the machines / the formats / the mess
Digital sound recording is based on Pulse Code Modulation, which was invented
in Bell Labs in the 1930s. Researchers at Japan's NHK broadcast network
developed a monophonic PCM au
Behavior of Sound
Physically, it can be defined as
longitudinal waves set into motion
through a gas, a liquid, or a solid.
Psychologically, its human response.
A wave can be described as a
disturbance that travels through a
Acoustics and Psychoacoustics
Art or Science?
Spatial Hearing / Binaural Hearing
Sound is Omni-Directional - 360 degrees
Isolation and Recognition of sound
Having 2 ears gives us the ability to determine
direction of sound
The brain processes th
Whats the Difference?
Audio in Media
sometimes referred to as
A good carpenter will tell you having the right
tool for the right job certainly makes the task
easier and ultimately saves time and money.
Using signal pr